Tin Coated Hexagonal Bolt/Hex Bolt, M5-M24, Grade 4. ... 8.8, Full thread /non-full thread Done as drawing Tin Coated Hexagonal bolt /Hex BoltStandard: DIN; ANSISize: M5--M24 ... Grade, 8.8 GradeThread: Full thread/ non-full threadSurface finish: Tin Coated, besides we can also supply plain, galvanized, and brass ... finish.Learn more, welcome contact us freely. Top Quality Tin Coated Hexagonal Bolt/Hex Bolt